/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package com.google.code.twiddling.core.clp.handler;

import com.google.code.twiddling.core.clp.CLParsingException;
import com.google.code.twiddling.core.clp.Descriptor;
import com.google.code.twiddling.core.clp.Handler;
import com.google.code.twiddling.core.clp.Parameters;
import com.google.code.twiddling.core.clp.setter.Setter;

/**
 * Handler for integer types.
 *
 * @version $Rev: 698110 $ $Date: 2008-09-23 15:39:22 +0800 (Tue, 23 Sep 2008) $
 */
public class LongHandler extends Handler<Long>
{
    public LongHandler(final Descriptor desc, final Setter<? super Long> setter) {
        super(desc, setter);
    }

    @Override
    public int handle(final Parameters params) throws CLParsingException {

        String token = params.get(0);
        long value = Long.parseLong(token);
        setter.set(value);

        return 1;
    }

    @Override
    public String getDefaultToken() {
        return "N";
    }
}